Šílený profesor ukazuje pozornost gesto při práci v laboratoři - Stock fotografie a obrázky

Mad professor shows attention gesture in his laboratory

Mad professor holds an experiment in his laboratory

Mad professor holds a vial with red liquid

Mad professor rubs hands working in his laboratory

Mad professor pours some red liquid in beaker while making an experiment in his laboratory

Laughing mad professor combines some liquids in his laboratory

Mad professor is shocked with the result of tests in his laboratory

Mad professor laughs handing test tube in his laboratory

Mad professor examines Bunsen flask with yellow water after the experiment in his laboratory

Mad professor and liquid in the flask in laboratory

Mad professor scratches his head working in his laboratory

Mad professor drinks liquid in the flask in laboratory

Showing forefinger mad professor is in his laboratory

Mad professor gestures forefinger while conducting an experiment in his laboratory

Mad professor stares at Bunsen flask with yellow liquid

Smiley chemistry teacher examines conical flask with pink liquid

Investigator tests purple liquid in beaker, isolated on white

Amazed female doctor in spectacles does some experiments, isolated on white

Smiley chemistry teacher is surrounded with chemical glassware with different liquids

Smiley chemistry teacher

Female doctor makes an experiment, isolated on white

Pretty doctor in spectacles keeps a beaker with purple water, isolated on white

Pretty doctor keeps a beaker with purple liquid, isolated on white

Pretty doctor in gloves keeps a beaker, isolated on white

Doctor in spectacles does some experiments, isolated on white

Smiley chemistry teacher hands an Erlenmeyer flask with pink liquid

Female doctor in spectacles performs some experiments, isolated on white

Wondered female doctor in spectacles does some experiments, isolated on white